mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 20:40:53 +07:00
Merge master.kernel.org:/pub/scm/linux/kernel/git/paulus/ppc64-2.6
This commit is contained in:
Linus Torvalds
commit
3aed77bc84
@ -41,10 +41,6 @@
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#include <asm/ipc.h>
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#include <asm/semaphore.h>
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void
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check_bugs(void)
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{
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}
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/*
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* sys_ipc() is the de-multiplexer for the SysV IPC calls..
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@ -89,11 +89,12 @@ drivers-$(CONFIG_OPROFILE) += arch/ppc64/oprofile/
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boot := arch/ppc64/boot
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boottarget-$(CONFIG_PPC_PSERIES) := zImage zImage.initrd
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boottarget-$(CONFIG_PPC_MAPLE) := zImage zImage.initrd
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boottarget-$(CONFIG_PPC_ISERIES) := vmlinux.sminitrd vmlinux.initrd vmlinux.sm
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boottarget-$(CONFIG_PPC_BPA) := zImage zImage.initrd
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$(boottarget-y): vmlinux
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boottargets-$(CONFIG_PPC_PSERIES) += zImage zImage.initrd
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boottargets-$(CONFIG_PPC_PMAC) += zImage.vmode zImage.initrd.vmode
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boottargets-$(CONFIG_PPC_MAPLE) += zImage zImage.initrd
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boottargets-$(CONFIG_PPC_ISERIES) += vmlinux.sminitrd vmlinux.initrd vmlinux.sm
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boottargets-$(CONFIG_PPC_BPA) += zImage zImage.initrd
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$(boottargets-y): vmlinux
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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bootimage-$(CONFIG_PPC_PSERIES) := $(boot)/zImage
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@ -131,10 +132,12 @@ include3/asm:
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$(Q)ln -fsn $(srctree)/include/asm-powerpc include3/asm
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define archhelp
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echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
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echo ' zImage.initrd- Compressed kernel image with initrd attached,'
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echo ' sourced from arch/$(ARCH)/boot/ramdisk.image.gz'
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echo ' (arch/$(ARCH)/boot/zImage.initrd)'
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echo ' zImage.vmode - Compressed kernel image (arch/$(ARCH)/boot/zImage.vmode)'
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echo ' zImage.initrd.vmode - Compressed kernel image with initrd attached,'
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echo ' sourced from arch/$(ARCH)/boot/ramdisk.image.gz'
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echo ' (arch/$(ARCH)/boot/zImage.initrd.vmode)'
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echo ' zImage - zImage for pSeries machines'
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echo ' zImage.initrd - zImage with initrd for pSeries machines'
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endef
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CLEAN_FILES += include/asm-ppc64/offsets.h
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@ -37,6 +37,9 @@ quiet_cmd_bootcc = BOOTCC $@
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quiet_cmd_bootas = BOOTAS $@
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cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
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quiet_cmd_bootld = BOOTLD $@
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cmd_bootld = $(CROSS32LD) $(BOOTLFLAGS) -o $@ $(2)
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$(patsubst %.c,%.o, $(filter %.c, $(src-boot))): %.o: %.c
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$(call if_changed_dep,bootcc)
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$(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S
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@ -53,7 +56,7 @@ src-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.c, $(section)))
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gz-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.gz, $(section)))
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hostprogs-y := addnote addRamDisk
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targets += zImage zImage.initrd imagesize.c \
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targets += zImage.vmode zImage.initrd.vmode zImage zImage.initrd imagesize.c \
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$(patsubst $(obj)/%,%, $(call obj-sec, $(required) $(initrd))) \
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$(patsubst $(obj)/%,%, $(call src-sec, $(required) $(initrd))) \
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$(patsubst $(obj)/%,%, $(call gz-sec, $(required) $(initrd))) \
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@ -63,7 +66,7 @@ extra-y := initrd.o
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quiet_cmd_ramdisk = RAMDISK $@
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cmd_ramdisk = $(obj)/addRamDisk $(obj)/ramdisk.image.gz $< $@
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quiet_cmd_stripvm = STRIP $@
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quiet_cmd_stripvm = STRIP $@
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cmd_stripvm = $(STRIP) -s $< -o $@
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vmlinux.strip: vmlinux FORCE
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@ -71,12 +74,20 @@ vmlinux.strip: vmlinux FORCE
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$(obj)/vmlinux.initrd: vmlinux.strip $(obj)/addRamDisk $(obj)/ramdisk.image.gz FORCE
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$(call if_changed,ramdisk)
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addsection = $(CROSS32OBJCOPY) $(1) \
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--add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $(1)))=$(patsubst %.o,%.gz, $(1)) \
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--set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $(1)))=$(OBJCOPYFLAGS)
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quiet_cmd_addsection = ADDSEC $@
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cmd_addsection = $(CROSS32OBJCOPY) $@ \
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--add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(patsubst %.o,%.gz, $@) \
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--set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(OBJCOPYFLAGS)
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quiet_cmd_addnote = ADDNOTE $@
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cmd_addnote = $(CROSS32LD) $(BOOTLFLAGS) -o $@ $(obj-boot) && $(obj)/addnote $@
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quiet_cmd_imagesize = GENSIZE $@
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cmd_imagesize = ls -l vmlinux.strip | \
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awk '{printf "/* generated -- do not edit! */\n" "unsigned long vmlinux_filesize = %d;\n", $$5}' \
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> $(obj)/imagesize.c && \
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$(CROSS_COMPILE)nm -n vmlinux | tail -n 1 | \
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awk '{printf "unsigned long vmlinux_memsize = 0x%s;\n", substr($$1,8)}' >> $(obj)/imagesize.c
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quiet_cmd_addnote = ADDNOTE $@
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cmd_addnote = $(obj)/addnote $@
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$(call gz-sec, $(required)): $(obj)/kernel-%.gz: % FORCE
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$(call if_changed,gzip)
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@ -85,28 +96,30 @@ $(obj)/kernel-initrd.gz: $(obj)/ramdisk.image.gz
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cp -f $(obj)/ramdisk.image.gz $@
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$(call src-sec, $(required) $(initrd)): $(obj)/kernel-%.c: $(obj)/kernel-%.gz FORCE
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touch $@
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@touch $@
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$(call obj-sec, $(required) $(initrd)): $(obj)/kernel-%.o: $(obj)/kernel-%.c FORCE
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$(call if_changed_dep,bootcc)
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$(call addsection, $@)
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$(call cmd,addsection)
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$(obj)/zImage: obj-boot += $(call obj-sec, $(required))
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$(obj)/zImage: $(call obj-sec, $(required)) $(obj-boot) $(obj)/addnote FORCE
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$(obj)/zImage.vmode: obj-boot += $(call obj-sec, $(required))
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$(obj)/zImage.vmode: $(call obj-sec, $(required)) $(obj-boot) FORCE
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$(call cmd,bootld,$(obj-boot))
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$(obj)/zImage.initrd.vmode: obj-boot += $(call obj-sec, $(required) $(initrd))
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$(obj)/zImage.initrd.vmode: $(call obj-sec, $(required) $(initrd)) $(obj-boot) FORCE
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$(call cmd,bootld,$(obj-boot))
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$(obj)/zImage: $(obj)/zImage.vmode $(obj)/addnote FORCE
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@cp -f $< $@
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$(call if_changed,addnote)
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$(obj)/zImage.initrd: obj-boot += $(call obj-sec, $(required) $(initrd))
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$(obj)/zImage.initrd: $(call obj-sec, $(required) $(initrd)) $(obj-boot) $(obj)/addnote FORCE
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$(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote FORCE
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@cp -f $< $@
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$(call if_changed,addnote)
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$(obj)/imagesize.c: vmlinux.strip
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@echo Generating $@
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ls -l vmlinux.strip | \
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awk '{printf "/* generated -- do not edit! */\n" \
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"unsigned long vmlinux_filesize = %d;\n", $$5}' > $(obj)/imagesize.c
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$(CROSS_COMPILE)nm -n vmlinux | tail -n 1 | \
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awk '{printf "unsigned long vmlinux_memsize = 0x%s;\n", substr($$1,8)}' \
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>> $(obj)/imagesize.c
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$(call cmd,imagesize)
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install: $(CONFIGURE) $(BOOTIMAGE)
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sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)"
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@ -23,7 +23,8 @@ extern void flush_cache(void *, unsigned long);
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/* Value picked to match that used by yaboot */
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#define PROG_START 0x01400000
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#define RAM_END (256<<20) // Fixme: use OF */
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#define RAM_END (512<<20) // Fixme: use OF */
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#define ONE_MB 0x100000
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static char *avail_ram;
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static char *begin_avail, *end_avail;
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@ -32,6 +33,7 @@ static unsigned int heap_use;
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static unsigned int heap_max;
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extern char _start[];
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extern char _end[];
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extern char _vmlinux_start[];
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extern char _vmlinux_end[];
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extern char _initrd_start[];
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@ -58,13 +60,13 @@ typedef void (*kernel_entry_t)( unsigned long,
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#undef DEBUG
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static unsigned long claim_base = PROG_START;
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static unsigned long claim_base;
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static unsigned long try_claim(unsigned long size)
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{
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unsigned long addr = 0;
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for(; claim_base < RAM_END; claim_base += 0x100000) {
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for(; claim_base < RAM_END; claim_base += ONE_MB) {
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#ifdef DEBUG
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printf(" trying: 0x%08lx\n\r", claim_base);
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#endif
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@ -95,7 +97,26 @@ void start(unsigned long a1, unsigned long a2, void *promptr)
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if (getprop(chosen_handle, "stdin", &stdin, sizeof(stdin)) != 4)
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exit();
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printf("\n\rzImage starting: loaded at 0x%x\n\r", (unsigned)_start);
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printf("\n\rzImage starting: loaded at 0x%lx\n\r", (unsigned long) _start);
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/*
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* The first available claim_base must be above the end of the
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* the loaded kernel wrapper file (_start to _end includes the
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* initrd image if it is present) and rounded up to a nice
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* 1 MB boundary for good measure.
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*/
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claim_base = _ALIGN_UP((unsigned long)_end, ONE_MB);
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#if defined(PROG_START)
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/*
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* Maintain a "magic" minimum address. This keeps some older
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* firmware platforms running.
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*/
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if (claim_base < PROG_START)
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claim_base = PROG_START;
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#endif
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/*
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* Now we try to claim some memory for the kernel itself
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@ -105,7 +126,7 @@ void start(unsigned long a1, unsigned long a2, void *promptr)
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* size... In practice we add 1Mb, that is enough, but we should really
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* consider fixing the Makefile to put a _raw_ kernel in there !
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*/
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vmlinux_memsize += 0x100000;
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vmlinux_memsize += ONE_MB;
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printf("Allocating 0x%lx bytes for kernel ...\n\r", vmlinux_memsize);
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vmlinux.addr = try_claim(vmlinux_memsize);
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if (vmlinux.addr == 0) {
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@ -205,6 +205,18 @@ static struct iic_regs __iomem *find_iic(int cpu)
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}
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#ifdef CONFIG_SMP
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/* Use the highest interrupt priorities for IPI */
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static inline int iic_ipi_to_irq(int ipi)
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{
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return IIC_IPI_OFFSET + IIC_NUM_IPIS - 1 - ipi;
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}
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static inline int iic_irq_to_ipi(int irq)
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{
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return IIC_NUM_IPIS - 1 - (irq - IIC_IPI_OFFSET);
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}
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void iic_setup_cpu(void)
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{
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out_be64(&__get_cpu_var(iic).regs->prio, 0xff);
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@ -212,18 +224,20 @@ void iic_setup_cpu(void)
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void iic_cause_IPI(int cpu, int mesg)
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{
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out_be64(&per_cpu(iic, cpu).regs->generate, mesg);
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out_be64(&per_cpu(iic, cpu).regs->generate, (IIC_NUM_IPIS - 1 - mesg) << 4);
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}
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static irqreturn_t iic_ipi_action(int irq, void *dev_id, struct pt_regs *regs)
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{
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smp_message_recv(irq - IIC_IPI_OFFSET, regs);
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smp_message_recv(iic_irq_to_ipi(irq), regs);
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return IRQ_HANDLED;
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}
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static void iic_request_ipi(int irq, const char *name)
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static void iic_request_ipi(int ipi, const char *name)
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{
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int irq;
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irq = iic_ipi_to_irq(ipi);
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/* IPIs are marked SA_INTERRUPT as they must run with irqs
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* disabled */
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get_irq_desc(irq)->handler = &iic_pic;
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@ -233,10 +247,10 @@ static void iic_request_ipi(int irq, const char *name)
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|
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void iic_request_IPIs(void)
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{
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iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_CALL_FUNCTION, "IPI-call");
|
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iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_RESCHEDULE, "IPI-resched");
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iic_request_ipi(PPC_MSG_CALL_FUNCTION, "IPI-call");
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iic_request_ipi(PPC_MSG_RESCHEDULE, "IPI-resched");
|
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#ifdef CONFIG_DEBUGGER
|
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iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
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iic_request_ipi(PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
|
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#endif /* CONFIG_DEBUGGER */
|
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}
|
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#endif /* CONFIG_SMP */
|
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|
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@ -254,6 +254,7 @@ pci_addr_cache_insert(struct pci_dev *dev, unsigned long alo,
|
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static void __pci_addr_cache_insert_device(struct pci_dev *dev)
|
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{
|
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struct device_node *dn;
|
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struct pci_dn *pdn;
|
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int i;
|
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int inserted = 0;
|
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|
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@ -265,8 +266,9 @@ static void __pci_addr_cache_insert_device(struct pci_dev *dev)
|
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}
|
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|
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/* Skip any devices for which EEH is not enabled. */
|
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if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
|
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dn->eeh_mode & EEH_MODE_NOCHECK) {
|
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pdn = dn->data;
|
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if (!(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
|
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pdn->eeh_mode & EEH_MODE_NOCHECK) {
|
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#ifdef DEBUG
|
||||
printk(KERN_INFO "PCI: skip building address cache for=%s\n",
|
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pci_name(dev));
|
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@ -415,6 +417,7 @@ int eeh_unregister_notifier(struct notifier_block *nb)
|
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static int read_slot_reset_state(struct device_node *dn, int rets[])
|
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{
|
||||
int token, outputs;
|
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struct pci_dn *pdn = dn->data;
|
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|
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if (ibm_read_slot_reset_state2 != RTAS_UNKNOWN_SERVICE) {
|
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token = ibm_read_slot_reset_state2;
|
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@ -424,8 +427,8 @@ static int read_slot_reset_state(struct device_node *dn, int rets[])
|
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outputs = 3;
|
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}
|
||||
|
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return rtas_call(token, 3, outputs, rets, dn->eeh_config_addr,
|
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BUID_HI(dn->phb->buid), BUID_LO(dn->phb->buid));
|
||||
return rtas_call(token, 3, outputs, rets, pdn->eeh_config_addr,
|
||||
BUID_HI(pdn->phb->buid), BUID_LO(pdn->phb->buid));
|
||||
}
|
||||
|
||||
/**
|
||||
@ -534,6 +537,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
|
||||
unsigned long flags;
|
||||
int rc, reset_state;
|
||||
struct eeh_event *event;
|
||||
struct pci_dn *pdn;
|
||||
|
||||
__get_cpu_var(total_mmio_ffs)++;
|
||||
|
||||
@ -542,14 +546,15 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
|
||||
|
||||
if (!dn)
|
||||
return 0;
|
||||
pdn = dn->data;
|
||||
|
||||
/* Access to IO BARs might get this far and still not want checking. */
|
||||
if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
|
||||
dn->eeh_mode & EEH_MODE_NOCHECK) {
|
||||
if (!pdn->eeh_capable || !(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
|
||||
pdn->eeh_mode & EEH_MODE_NOCHECK) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (!dn->eeh_config_addr) {
|
||||
if (!pdn->eeh_config_addr) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -557,7 +562,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
|
||||
* If we already have a pending isolation event for this
|
||||
* slot, we know it's bad already, we don't need to check...
|
||||
*/
|
||||
if (dn->eeh_mode & EEH_MODE_ISOLATED) {
|
||||
if (pdn->eeh_mode & EEH_MODE_ISOLATED) {
|
||||
atomic_inc(&eeh_fail_count);
|
||||
if (atomic_read(&eeh_fail_count) >= EEH_MAX_FAILS) {
|
||||
/* re-read the slot reset state */
|
||||
@ -582,7 +587,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
|
||||
}
|
||||
|
||||
/* prevent repeated reports of this failure */
|
||||
dn->eeh_mode |= EEH_MODE_ISOLATED;
|
||||
pdn->eeh_mode |= EEH_MODE_ISOLATED;
|
||||
|
||||
reset_state = rets[0];
|
||||
|
||||
@ -590,9 +595,9 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
|
||||
memset(slot_errbuf, 0, eeh_error_buf_size);
|
||||
|
||||
rc = rtas_call(ibm_slot_error_detail,
|
||||
8, 1, NULL, dn->eeh_config_addr,
|
||||
BUID_HI(dn->phb->buid),
|
||||
BUID_LO(dn->phb->buid), NULL, 0,
|
||||
8, 1, NULL, pdn->eeh_config_addr,
|
||||
BUID_HI(pdn->phb->buid),
|
||||
BUID_LO(pdn->phb->buid), NULL, 0,
|
||||
virt_to_phys(slot_errbuf),
|
||||
eeh_error_buf_size,
|
||||
1 /* Temporary Error */);
|
||||
@ -679,8 +684,9 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
|
||||
u32 *device_id = (u32 *)get_property(dn, "device-id", NULL);
|
||||
u32 *regs;
|
||||
int enable;
|
||||
struct pci_dn *pdn = dn->data;
|
||||
|
||||
dn->eeh_mode = 0;
|
||||
pdn->eeh_mode = 0;
|
||||
|
||||
if (status && strcmp(status, "ok") != 0)
|
||||
return NULL; /* ignore devices with bad status */
|
||||
@ -691,7 +697,7 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
|
||||
|
||||
/* There is nothing to check on PCI to ISA bridges */
|
||||
if (dn->type && !strcmp(dn->type, "isa")) {
|
||||
dn->eeh_mode |= EEH_MODE_NOCHECK;
|
||||
pdn->eeh_mode |= EEH_MODE_NOCHECK;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
@ -708,7 +714,7 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
|
||||
enable = 0;
|
||||
|
||||
if (!enable)
|
||||
dn->eeh_mode |= EEH_MODE_NOCHECK;
|
||||
pdn->eeh_mode |= EEH_MODE_NOCHECK;
|
||||
|
||||
/* Ok... see if this device supports EEH. Some do, some don't,
|
||||
* and the only way to find out is to check each and every one. */
|
||||
@ -721,8 +727,8 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
|
||||
EEH_ENABLE);
|
||||
if (ret == 0) {
|
||||
eeh_subsystem_enabled = 1;
|
||||
dn->eeh_mode |= EEH_MODE_SUPPORTED;
|
||||
dn->eeh_config_addr = regs[0];
|
||||
pdn->eeh_mode |= EEH_MODE_SUPPORTED;
|
||||
pdn->eeh_config_addr = regs[0];
|
||||
#ifdef DEBUG
|
||||
printk(KERN_DEBUG "EEH: %s: eeh enabled\n", dn->full_name);
|
||||
#endif
|
||||
@ -730,10 +736,11 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
|
||||
|
||||
/* This device doesn't support EEH, but it may have an
|
||||
* EEH parent, in which case we mark it as supported. */
|
||||
if (dn->parent && (dn->parent->eeh_mode & EEH_MODE_SUPPORTED)) {
|
||||
if (dn->parent && dn->parent->data
|
||||
&& (PCI_DN(dn->parent)->eeh_mode & EEH_MODE_SUPPORTED)) {
|
||||
/* Parent supports EEH. */
|
||||
dn->eeh_mode |= EEH_MODE_SUPPORTED;
|
||||
dn->eeh_config_addr = dn->parent->eeh_config_addr;
|
||||
pdn->eeh_mode |= EEH_MODE_SUPPORTED;
|
||||
pdn->eeh_config_addr = PCI_DN(dn->parent)->eeh_config_addr;
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
@ -790,11 +797,13 @@ void __init eeh_init(void)
|
||||
for (phb = of_find_node_by_name(NULL, "pci"); phb;
|
||||
phb = of_find_node_by_name(phb, "pci")) {
|
||||
unsigned long buid;
|
||||
struct pci_dn *pci;
|
||||
|
||||
buid = get_phb_buid(phb);
|
||||
if (buid == 0)
|
||||
if (buid == 0 || phb->data == NULL)
|
||||
continue;
|
||||
|
||||
pci = phb->data;
|
||||
info.buid_lo = BUID_LO(buid);
|
||||
info.buid_hi = BUID_HI(buid);
|
||||
traverse_pci_devices(phb, early_enable_eeh, &info);
|
||||
@ -823,9 +832,9 @@ void eeh_add_device_early(struct device_node *dn)
|
||||
struct pci_controller *phb;
|
||||
struct eeh_early_enable_info info;
|
||||
|
||||
if (!dn)
|
||||
if (!dn || !dn->data)
|
||||
return;
|
||||
phb = dn->phb;
|
||||
phb = PCI_DN(dn)->phb;
|
||||
if (NULL == phb || 0 == phb->buid) {
|
||||
printk(KERN_WARNING "EEH: Expected buid but found none\n");
|
||||
return;
|
||||
|
||||
@ -22,13 +22,23 @@ unsigned int fastcall ioread16(void __iomem *addr)
|
||||
{
|
||||
return readw(addr);
|
||||
}
|
||||
unsigned int fastcall ioread16be(void __iomem *addr)
|
||||
{
|
||||
return in_be16(addr);
|
||||
}
|
||||
unsigned int fastcall ioread32(void __iomem *addr)
|
||||
{
|
||||
return readl(addr);
|
||||
}
|
||||
unsigned int fastcall ioread32be(void __iomem *addr)
|
||||
{
|
||||
return in_be32(addr);
|
||||
}
|
||||
EXPORT_SYMBOL(ioread8);
|
||||
EXPORT_SYMBOL(ioread16);
|
||||
EXPORT_SYMBOL(ioread16be);
|
||||
EXPORT_SYMBOL(ioread32);
|
||||
EXPORT_SYMBOL(ioread32be);
|
||||
|
||||
void fastcall iowrite8(u8 val, void __iomem *addr)
|
||||
{
|
||||
@ -38,13 +48,23 @@ void fastcall iowrite16(u16 val, void __iomem *addr)
|
||||
{
|
||||
writew(val, addr);
|
||||
}
|
||||
void fastcall iowrite16be(u16 val, void __iomem *addr)
|
||||
{
|
||||
out_be16(addr, val);
|
||||
}
|
||||
void fastcall iowrite32(u32 val, void __iomem *addr)
|
||||
{
|
||||
writel(val, addr);
|
||||
}
|
||||
void fastcall iowrite32be(u32 val, void __iomem *addr)
|
||||
{
|
||||
out_be32(addr, val);
|
||||
}
|
||||
EXPORT_SYMBOL(iowrite8);
|
||||
EXPORT_SYMBOL(iowrite16);
|
||||
EXPORT_SYMBOL(iowrite16be);
|
||||
EXPORT_SYMBOL(iowrite32);
|
||||
EXPORT_SYMBOL(iowrite32be);
|
||||
|
||||
/*
|
||||
* These are the "repeat read/write" functions. Note the
|
||||
|
||||
@ -438,7 +438,8 @@ struct iommu_table *iommu_init_table(struct iommu_table *tbl)
|
||||
|
||||
void iommu_free_table(struct device_node *dn)
|
||||
{
|
||||
struct iommu_table *tbl = dn->iommu_table;
|
||||
struct pci_dn *pdn = dn->data;
|
||||
struct iommu_table *tbl = pdn->iommu_table;
|
||||
unsigned long bitmap_sz, i;
|
||||
unsigned int order;
|
||||
|
||||
|
||||
@ -447,9 +447,9 @@ void __init maple_pci_init(void)
|
||||
*/
|
||||
if (u3_agp) {
|
||||
struct device_node *np = u3_agp->arch_data;
|
||||
np->busno = 0xf0;
|
||||
PCI_DN(np)->busno = 0xf0;
|
||||
for (np = np->child; np; np = np->sibling)
|
||||
np->busno = 0xf0;
|
||||
PCI_DN(np)->busno = 0xf0;
|
||||
}
|
||||
|
||||
/* Tell pci.c to use the common resource allocation mecanism */
|
||||
|
||||
@ -1431,9 +1431,9 @@ _GLOBAL(sys_call_table)
|
||||
.llong .sys_ni_syscall /* 195 - 32bit only stat64 */
|
||||
.llong .sys_ni_syscall /* 32bit only lstat64 */
|
||||
.llong .sys_ni_syscall /* 32bit only fstat64 */
|
||||
.llong .sys_ni_syscall /* 32bit only pciconfig_read */
|
||||
.llong .sys_ni_syscall /* 32bit only pciconfig_write */
|
||||
.llong .sys_ni_syscall /* 32bit only pciconfig_iobase */
|
||||
.llong .sys_pciconfig_read
|
||||
.llong .sys_pciconfig_write
|
||||
.llong .sys_pciconfig_iobase /* 200 - pciconfig_iobase */
|
||||
.llong .sys_ni_syscall /* reserved for MacOnLinux */
|
||||
.llong .sys_getdents64
|
||||
.llong .sys_pivot_root
|
||||
|
||||
@ -295,7 +295,7 @@ static void iommu_table_setparms_lpar(struct pci_controller *phb,
|
||||
struct iommu_table *tbl,
|
||||
unsigned int *dma_window)
|
||||
{
|
||||
tbl->it_busno = dn->bussubno;
|
||||
tbl->it_busno = PCI_DN(dn)->bussubno;
|
||||
|
||||
/* TODO: Parse field size properties properly. */
|
||||
tbl->it_size = (((unsigned long)dma_window[4] << 32) |
|
||||
@ -311,6 +311,7 @@ static void iommu_table_setparms_lpar(struct pci_controller *phb,
|
||||
static void iommu_bus_setup_pSeries(struct pci_bus *bus)
|
||||
{
|
||||
struct device_node *dn, *pdn;
|
||||
struct pci_dn *pci;
|
||||
struct iommu_table *tbl;
|
||||
|
||||
DBG("iommu_bus_setup_pSeries, bus %p, bus->self %p\n", bus, bus->self);
|
||||
@ -325,6 +326,7 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
|
||||
*/
|
||||
|
||||
dn = pci_bus_to_OF_node(bus);
|
||||
pci = dn->data;
|
||||
|
||||
if (!bus->self) {
|
||||
/* Root bus */
|
||||
@ -341,18 +343,18 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
|
||||
* alltogether. This leaves 768MB for the window.
|
||||
*/
|
||||
DBG("PHB has io-hole, reserving 256MB\n");
|
||||
dn->phb->dma_window_size = 3 << 28;
|
||||
dn->phb->dma_window_base_cur = 1 << 28;
|
||||
pci->phb->dma_window_size = 3 << 28;
|
||||
pci->phb->dma_window_base_cur = 1 << 28;
|
||||
} else {
|
||||
/* 1GB window by default */
|
||||
dn->phb->dma_window_size = 1 << 30;
|
||||
dn->phb->dma_window_base_cur = 0;
|
||||
pci->phb->dma_window_size = 1 << 30;
|
||||
pci->phb->dma_window_base_cur = 0;
|
||||
}
|
||||
|
||||
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
|
||||
|
||||
iommu_table_setparms(dn->phb, dn, tbl);
|
||||
dn->iommu_table = iommu_init_table(tbl);
|
||||
iommu_table_setparms(pci->phb, dn, tbl);
|
||||
pci->iommu_table = iommu_init_table(tbl);
|
||||
} else {
|
||||
/* Do a 128MB table at root. This is used for the IDE
|
||||
* controller on some SMP-mode POWER4 machines. It
|
||||
@ -363,16 +365,16 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
|
||||
* Allocate at offset 128MB to avoid having to deal
|
||||
* with ISA holes; 128MB table for IDE is plenty.
|
||||
*/
|
||||
dn->phb->dma_window_size = 1 << 27;
|
||||
dn->phb->dma_window_base_cur = 1 << 27;
|
||||
pci->phb->dma_window_size = 1 << 27;
|
||||
pci->phb->dma_window_base_cur = 1 << 27;
|
||||
|
||||
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
|
||||
|
||||
iommu_table_setparms(dn->phb, dn, tbl);
|
||||
dn->iommu_table = iommu_init_table(tbl);
|
||||
iommu_table_setparms(pci->phb, dn, tbl);
|
||||
pci->iommu_table = iommu_init_table(tbl);
|
||||
|
||||
/* All child buses have 256MB tables */
|
||||
dn->phb->dma_window_size = 1 << 28;
|
||||
pci->phb->dma_window_size = 1 << 28;
|
||||
}
|
||||
} else {
|
||||
pdn = pci_bus_to_OF_node(bus->parent);
|
||||
@ -386,12 +388,12 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
|
||||
|
||||
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
|
||||
|
||||
iommu_table_setparms(dn->phb, dn, tbl);
|
||||
iommu_table_setparms(pci->phb, dn, tbl);
|
||||
|
||||
dn->iommu_table = iommu_init_table(tbl);
|
||||
pci->iommu_table = iommu_init_table(tbl);
|
||||
} else {
|
||||
/* Lower than first child or under python, use parent table */
|
||||
dn->iommu_table = pdn->iommu_table;
|
||||
pci->iommu_table = PCI_DN(pdn)->iommu_table;
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -401,6 +403,7 @@ static void iommu_bus_setup_pSeriesLP(struct pci_bus *bus)
|
||||
{
|
||||
struct iommu_table *tbl;
|
||||
struct device_node *dn, *pdn;
|
||||
struct pci_dn *ppci;
|
||||
unsigned int *dma_window = NULL;
|
||||
|
||||
DBG("iommu_bus_setup_pSeriesLP, bus %p, bus->self %p\n", bus, bus->self);
|
||||
@ -419,22 +422,24 @@ static void iommu_bus_setup_pSeriesLP(struct pci_bus *bus)
|
||||
return;
|
||||
}
|
||||
|
||||
if (!pdn->iommu_table) {
|
||||
ppci = pdn->data;
|
||||
if (!ppci->iommu_table) {
|
||||
/* Bussubno hasn't been copied yet.
|
||||
* Do it now because iommu_table_setparms_lpar needs it.
|
||||
*/
|
||||
pdn->bussubno = bus->number;
|
||||
|
||||
ppci->bussubno = bus->number;
|
||||
|
||||
tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
|
||||
GFP_KERNEL);
|
||||
|
||||
iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
|
||||
iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window);
|
||||
|
||||
pdn->iommu_table = iommu_init_table(tbl);
|
||||
ppci->iommu_table = iommu_init_table(tbl);
|
||||
}
|
||||
|
||||
if (pdn != dn)
|
||||
dn->iommu_table = pdn->iommu_table;
|
||||
PCI_DN(dn)->iommu_table = ppci->iommu_table;
|
||||
}
|
||||
|
||||
|
||||
@ -449,11 +454,11 @@ static void iommu_dev_setup_pSeries(struct pci_dev *dev)
|
||||
*/
|
||||
mydn = dn = pci_device_to_OF_node(dev);
|
||||
|
||||
while (dn && dn->iommu_table == NULL)
|
||||
while (dn && dn->data && PCI_DN(dn)->iommu_table == NULL)
|
||||
dn = dn->parent;
|
||||
|
||||
if (dn) {
|
||||
mydn->iommu_table = dn->iommu_table;
|
||||
if (dn && dn->data) {
|
||||
PCI_DN(mydn)->iommu_table = PCI_DN(dn)->iommu_table;
|
||||
} else {
|
||||
DBG("iommu_dev_setup_pSeries, dev %p (%s) has no iommu table\n", dev, dev->pretty_name);
|
||||
}
|
||||
@ -463,10 +468,11 @@ static int iommu_reconfig_notifier(struct notifier_block *nb, unsigned long acti
|
||||
{
|
||||
int err = NOTIFY_OK;
|
||||
struct device_node *np = node;
|
||||
struct pci_dn *pci = np->data;
|
||||
|
||||
switch (action) {
|
||||
case PSERIES_RECONFIG_REMOVE:
|
||||
if (np->iommu_table &&
|
||||
if (pci->iommu_table &&
|
||||
get_property(np, "ibm,dma-window", NULL))
|
||||
iommu_free_table(np);
|
||||
break;
|
||||
@ -486,6 +492,7 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
|
||||
struct device_node *pdn, *dn;
|
||||
struct iommu_table *tbl;
|
||||
int *dma_window = NULL;
|
||||
struct pci_dn *pci;
|
||||
|
||||
DBG("iommu_dev_setup_pSeriesLP, dev %p (%s)\n", dev, dev->pretty_name);
|
||||
|
||||
@ -497,8 +504,10 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
|
||||
*/
|
||||
dn = pci_device_to_OF_node(dev);
|
||||
|
||||
for (pdn = dn; pdn && !pdn->iommu_table; pdn = pdn->parent) {
|
||||
dma_window = (unsigned int *)get_property(pdn, "ibm,dma-window", NULL);
|
||||
for (pdn = dn; pdn && pdn->data && !PCI_DN(pdn)->iommu_table;
|
||||
pdn = pdn->parent) {
|
||||
dma_window = (unsigned int *)
|
||||
get_property(pdn, "ibm,dma-window", NULL);
|
||||
if (dma_window)
|
||||
break;
|
||||
}
|
||||
@ -515,20 +524,21 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
|
||||
DBG("Found DMA window, allocating table\n");
|
||||
}
|
||||
|
||||
if (!pdn->iommu_table) {
|
||||
pci = pdn->data;
|
||||
if (!pci->iommu_table) {
|
||||
/* iommu_table_setparms_lpar needs bussubno. */
|
||||
pdn->bussubno = pdn->phb->bus->number;
|
||||
pci->bussubno = pci->phb->bus->number;
|
||||
|
||||
tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
|
||||
GFP_KERNEL);
|
||||
|
||||
iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
|
||||
iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window);
|
||||
|
||||
pdn->iommu_table = iommu_init_table(tbl);
|
||||
pci->iommu_table = iommu_init_table(tbl);
|
||||
}
|
||||
|
||||
if (pdn != dn)
|
||||
dn->iommu_table = pdn->iommu_table;
|
||||
PCI_DN(dn)->iommu_table = pci->iommu_table;
|
||||
}
|
||||
|
||||
static void iommu_bus_setup_null(struct pci_bus *b) { }
|
||||
|
||||
@ -21,6 +21,7 @@
|
||||
#include <linux/bootmem.h>
|
||||
#include <linux/mm.h>
|
||||
#include <linux/list.h>
|
||||
#include <linux/syscalls.h>
|
||||
|
||||
#include <asm/processor.h>
|
||||
#include <asm/io.h>
|
||||
@ -837,9 +838,11 @@ int pcibios_scan_all_fns(struct pci_bus *bus, int devfn)
|
||||
* device tree. If they are then we need to scan all the
|
||||
* functions of this slot.
|
||||
*/
|
||||
for (dn = busdn->child; dn; dn = dn->sibling)
|
||||
if ((dn->devfn >> 3) == (devfn >> 3))
|
||||
for (dn = busdn->child; dn; dn = dn->sibling) {
|
||||
struct pci_dn *pdn = dn->data;
|
||||
if (pdn && (pdn->devfn >> 3) == (devfn >> 3))
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -982,3 +985,62 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
|
||||
}
|
||||
|
||||
#endif /* CONFIG_PPC_MULTIPLATFORM */
|
||||
|
||||
|
||||
#define IOBASE_BRIDGE_NUMBER 0
|
||||
#define IOBASE_MEMORY 1
|
||||
#define IOBASE_IO 2
|
||||
#define IOBASE_ISA_IO 3
|
||||
#define IOBASE_ISA_MEM 4
|
||||
|
||||
long sys_pciconfig_iobase(long which, unsigned long in_bus,
|
||||
unsigned long in_devfn)
|
||||
{
|
||||
struct pci_controller* hose;
|
||||
struct list_head *ln;
|
||||
struct pci_bus *bus = NULL;
|
||||
struct device_node *hose_node;
|
||||
|
||||
/* Argh ! Please forgive me for that hack, but that's the
|
||||
* simplest way to get existing XFree to not lockup on some
|
||||
* G5 machines... So when something asks for bus 0 io base
|
||||
* (bus 0 is HT root), we return the AGP one instead.
|
||||
*/
|
||||
#ifdef CONFIG_PPC_PMAC
|
||||
if (systemcfg->platform == PLATFORM_POWERMAC &&
|
||||
machine_is_compatible("MacRISC4"))
|
||||
if (in_bus == 0)
|
||||
in_bus = 0xf0;
|
||||
#endif /* CONFIG_PPC_PMAC */
|
||||
|
||||
/* That syscall isn't quite compatible with PCI domains, but it's
|
||||
* used on pre-domains setup. We return the first match
|
||||
*/
|
||||
|
||||
for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
|
||||
bus = pci_bus_b(ln);
|
||||
if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
|
||||
break;
|
||||
bus = NULL;
|
||||
}
|
||||
if (bus == NULL || bus->sysdata == NULL)
|
||||
return -ENODEV;
|
||||
|
||||
hose_node = (struct device_node *)bus->sysdata;
|
||||
hose = PCI_DN(hose_node)->phb;
|
||||
|
||||
switch (which) {
|
||||
case IOBASE_BRIDGE_NUMBER:
|
||||
return (long)hose->first_busno;
|
||||
case IOBASE_MEMORY:
|
||||
return (long)hose->pci_mem_offset;
|
||||
case IOBASE_IO:
|
||||
return (long)hose->io_base_phys;
|
||||
case IOBASE_ISA_IO:
|
||||
return (long)isa_io_base;
|
||||
case IOBASE_ISA_MEM:
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
return -EOPNOTSUPP;
|
||||
}
|
||||
|
||||
@ -34,7 +34,6 @@ void *traverse_pci_devices(struct device_node *start, traverse_func pre,
|
||||
|
||||
void pci_devs_phb_init(void);
|
||||
void pci_devs_phb_init_dynamic(struct pci_controller *phb);
|
||||
struct device_node *fetch_dev_dn(struct pci_dev *dev);
|
||||
|
||||
/* PCI address cache management routines */
|
||||
void pci_addr_cache_insert_device(struct pci_dev *dev);
|
||||
|
||||
@ -23,6 +23,8 @@
|
||||
#include <linux/pci.h>
|
||||
#include <linux/string.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/bootmem.h>
|
||||
|
||||
#include <asm/io.h>
|
||||
#include <asm/prom.h>
|
||||
@ -40,16 +42,26 @@ static void * __devinit update_dn_pci_info(struct device_node *dn, void *data)
|
||||
struct pci_controller *phb = data;
|
||||
int *type = (int *)get_property(dn, "ibm,pci-config-space-type", NULL);
|
||||
u32 *regs;
|
||||
struct pci_dn *pdn;
|
||||
|
||||
dn->phb = phb;
|
||||
if (phb->is_dynamic)
|
||||
pdn = kmalloc(sizeof(*pdn), GFP_KERNEL);
|
||||
else
|
||||
pdn = alloc_bootmem(sizeof(*pdn));
|
||||
if (pdn == NULL)
|
||||
return NULL;
|
||||
memset(pdn, 0, sizeof(*pdn));
|
||||
dn->data = pdn;
|
||||
pdn->node = dn;
|
||||
pdn->phb = phb;
|
||||
regs = (u32 *)get_property(dn, "reg", NULL);
|
||||
if (regs) {
|
||||
/* First register entry is addr (00BBSS00) */
|
||||
dn->busno = (regs[0] >> 16) & 0xff;
|
||||
dn->devfn = (regs[0] >> 8) & 0xff;
|
||||
pdn->busno = (regs[0] >> 16) & 0xff;
|
||||
pdn->devfn = (regs[0] >> 8) & 0xff;
|
||||
}
|
||||
|
||||
dn->pci_ext_config_space = (type && *type == 1);
|
||||
pdn->pci_ext_config_space = (type && *type == 1);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
@ -112,10 +124,15 @@ void *traverse_pci_devices(struct device_node *start, traverse_func pre,
|
||||
void __devinit pci_devs_phb_init_dynamic(struct pci_controller *phb)
|
||||
{
|
||||
struct device_node * dn = (struct device_node *) phb->arch_data;
|
||||
struct pci_dn *pdn;
|
||||
|
||||
/* PHB nodes themselves must not match */
|
||||
dn->devfn = dn->busno = -1;
|
||||
dn->phb = phb;
|
||||
update_dn_pci_info(dn, phb);
|
||||
pdn = dn->data;
|
||||
if (pdn) {
|
||||
pdn->devfn = pdn->busno = -1;
|
||||
pdn->phb = phb;
|
||||
}
|
||||
|
||||
/* Update dn->phb ptrs for new phb and children devices */
|
||||
traverse_pci_devices(dn, update_dn_pci_info, phb);
|
||||
@ -123,14 +140,17 @@ void __devinit pci_devs_phb_init_dynamic(struct pci_controller *phb)
|
||||
|
||||
/*
|
||||
* Traversal func that looks for a <busno,devfcn> value.
|
||||
* If found, the device_node is returned (thus terminating the traversal).
|
||||
* If found, the pci_dn is returned (thus terminating the traversal).
|
||||
*/
|
||||
static void *is_devfn_node(struct device_node *dn, void *data)
|
||||
{
|
||||
int busno = ((unsigned long)data >> 8) & 0xff;
|
||||
int devfn = ((unsigned long)data) & 0xff;
|
||||
struct pci_dn *pci = dn->data;
|
||||
|
||||
return ((devfn == dn->devfn) && (busno == dn->busno)) ? dn : NULL;
|
||||
if (pci && (devfn == pci->devfn) && (busno == pci->busno))
|
||||
return dn;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
@ -149,13 +169,10 @@ static void *is_devfn_node(struct device_node *dn, void *data)
|
||||
struct device_node *fetch_dev_dn(struct pci_dev *dev)
|
||||
{
|
||||
struct device_node *orig_dn = dev->sysdata;
|
||||
struct pci_controller *phb = orig_dn->phb; /* assume same phb as orig_dn */
|
||||
struct device_node *phb_dn;
|
||||
struct device_node *dn;
|
||||
unsigned long searchval = (dev->bus->number << 8) | dev->devfn;
|
||||
|
||||
phb_dn = phb->arch_data;
|
||||
dn = traverse_pci_devices(phb_dn, is_devfn_node, (void *)searchval);
|
||||
dn = traverse_pci_devices(orig_dn, is_devfn_node, (void *)searchval);
|
||||
if (dn)
|
||||
dev->sysdata = dn;
|
||||
return dn;
|
||||
@ -165,11 +182,13 @@ EXPORT_SYMBOL(fetch_dev_dn);
|
||||
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
|
||||
{
|
||||
struct device_node *np = node;
|
||||
struct pci_dn *pci;
|
||||
int err = NOTIFY_OK;
|
||||
|
||||
switch (action) {
|
||||
case PSERIES_RECONFIG_ADD:
|
||||
update_dn_pci_info(np, np->parent->phb);
|
||||
pci = np->parent->data;
|
||||
update_dn_pci_info(np, pci->phb);
|
||||
break;
|
||||
default:
|
||||
err = NOTIFY_DONE;
|
||||
|
||||
@ -66,7 +66,7 @@ static inline struct iommu_table *devnode_table(struct device *dev)
|
||||
#endif /* CONFIG_PPC_ISERIES */
|
||||
|
||||
#ifdef CONFIG_PPC_MULTIPLATFORM
|
||||
return PCI_GET_DN(pdev)->iommu_table;
|
||||
return PCI_DN(PCI_GET_DN(pdev))->iommu_table;
|
||||
#endif /* CONFIG_PPC_MULTIPLATFORM */
|
||||
}
|
||||
|
||||
|
||||
@ -674,6 +674,7 @@ void __init pmac_check_ht_link(void)
|
||||
#if 0 /* Disabled for now */
|
||||
u32 ufreq, freq, ucfg, cfg;
|
||||
struct device_node *pcix_node;
|
||||
struct pci_dn *pdn;
|
||||
u8 px_bus, px_devfn;
|
||||
struct pci_controller *px_hose;
|
||||
|
||||
@ -687,9 +688,10 @@ void __init pmac_check_ht_link(void)
|
||||
printk("No PCI-X bridge found\n");
|
||||
return;
|
||||
}
|
||||
px_hose = pcix_node->phb;
|
||||
px_bus = pcix_node->busno;
|
||||
px_devfn = pcix_node->devfn;
|
||||
pdn = pcix_node->data;
|
||||
px_hose = pdn->phb;
|
||||
px_bus = pdn->busno;
|
||||
px_devfn = pdn->devfn;
|
||||
|
||||
early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg);
|
||||
early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq);
|
||||
|
||||
@ -242,7 +242,7 @@ static int u3_ht_skip_device(struct pci_controller *hose,
|
||||
else
|
||||
busdn = hose->arch_data;
|
||||
for (dn = busdn->child; dn; dn = dn->sibling)
|
||||
if (dn->devfn == devfn)
|
||||
if (dn->data && PCI_DN(dn)->devfn == devfn)
|
||||
break;
|
||||
if (dn == NULL)
|
||||
return -1;
|
||||
@ -746,9 +746,9 @@ void __init pmac_pci_init(void)
|
||||
*/
|
||||
if (u3_agp) {
|
||||
struct device_node *np = u3_agp->arch_data;
|
||||
np->busno = 0xf0;
|
||||
PCI_DN(np)->busno = 0xf0;
|
||||
for (np = np->child; np; np = np->sibling)
|
||||
np->busno = 0xf0;
|
||||
PCI_DN(np)->busno = 0xf0;
|
||||
}
|
||||
|
||||
pmac_check_ht_link();
|
||||
|
||||
@ -1733,6 +1733,7 @@ static void of_node_release(struct kref *kref)
|
||||
kfree(node->intrs);
|
||||
kfree(node->addrs);
|
||||
kfree(node->full_name);
|
||||
kfree(node->data);
|
||||
kfree(node);
|
||||
}
|
||||
|
||||
|
||||
@ -48,7 +48,7 @@ static int write_pci_config;
|
||||
static int ibm_read_pci_config;
|
||||
static int ibm_write_pci_config;
|
||||
|
||||
static int config_access_valid(struct device_node *dn, int where)
|
||||
static int config_access_valid(struct pci_dn *dn, int where)
|
||||
{
|
||||
if (where < 256)
|
||||
return 1;
|
||||
@ -78,15 +78,17 @@ static int rtas_read_config(struct device_node *dn, int where, int size, u32 *va
|
||||
int returnval = -1;
|
||||
unsigned long buid, addr;
|
||||
int ret;
|
||||
struct pci_dn *pdn;
|
||||
|
||||
if (!dn)
|
||||
if (!dn || !dn->data)
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
if (!config_access_valid(dn, where))
|
||||
pdn = dn->data;
|
||||
if (!config_access_valid(pdn, where))
|
||||
return PCIBIOS_BAD_REGISTER_NUMBER;
|
||||
|
||||
addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
|
||||
(dn->devfn << 8) | (where & 0xff);
|
||||
buid = dn->phb->buid;
|
||||
addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
|
||||
(pdn->devfn << 8) | (where & 0xff);
|
||||
buid = pdn->phb->buid;
|
||||
if (buid) {
|
||||
ret = rtas_call(ibm_read_pci_config, 4, 2, &returnval,
|
||||
addr, buid >> 32, buid & 0xffffffff, size);
|
||||
@ -98,8 +100,8 @@ static int rtas_read_config(struct device_node *dn, int where, int size, u32 *va
|
||||
if (ret)
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
|
||||
if (returnval == EEH_IO_ERROR_VALUE(size)
|
||||
&& eeh_dn_check_failure (dn, NULL))
|
||||
if (returnval == EEH_IO_ERROR_VALUE(size) &&
|
||||
eeh_dn_check_failure (dn, NULL))
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
|
||||
return PCIBIOS_SUCCESSFUL;
|
||||
@ -118,24 +120,28 @@ static int rtas_pci_read_config(struct pci_bus *bus,
|
||||
|
||||
/* Search only direct children of the bus */
|
||||
for (dn = busdn->child; dn; dn = dn->sibling)
|
||||
if (dn->devfn == devfn && of_device_available(dn))
|
||||
if (dn->data && PCI_DN(dn)->devfn == devfn
|
||||
&& of_device_available(dn))
|
||||
return rtas_read_config(dn, where, size, val);
|
||||
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
}
|
||||
|
||||
static int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
|
||||
int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
|
||||
{
|
||||
unsigned long buid, addr;
|
||||
int ret;
|
||||
struct pci_dn *pdn;
|
||||
|
||||
if (!dn)
|
||||
if (!dn || !dn->data)
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
if (!config_access_valid(dn, where))
|
||||
pdn = dn->data;
|
||||
if (!config_access_valid(pdn, where))
|
||||
return PCIBIOS_BAD_REGISTER_NUMBER;
|
||||
|
||||
addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
|
||||
(dn->devfn << 8) | (where & 0xff);
|
||||
buid = dn->phb->buid;
|
||||
addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
|
||||
(pdn->devfn << 8) | (where & 0xff);
|
||||
buid = pdn->phb->buid;
|
||||
if (buid) {
|
||||
ret = rtas_call(ibm_write_pci_config, 5, 1, NULL, addr, buid >> 32, buid & 0xffffffff, size, (ulong) val);
|
||||
} else {
|
||||
@ -161,7 +167,8 @@ static int rtas_pci_write_config(struct pci_bus *bus,
|
||||
|
||||
/* Search only direct children of the bus */
|
||||
for (dn = busdn->child; dn; dn = dn->sibling)
|
||||
if (dn->devfn == devfn && of_device_available(dn))
|
||||
if (dn->data && PCI_DN(dn)->devfn == devfn
|
||||
&& of_device_available(dn))
|
||||
return rtas_write_config(dn, where, size, val);
|
||||
return PCIBIOS_DEVICE_NOT_FOUND;
|
||||
}
|
||||
|
||||
@ -708,62 +708,9 @@ asmlinkage int sys32_pciconfig_write(u32 bus, u32 dfn, u32 off, u32 len, u32 ubu
|
||||
compat_ptr(ubuf));
|
||||
}
|
||||
|
||||
#define IOBASE_BRIDGE_NUMBER 0
|
||||
#define IOBASE_MEMORY 1
|
||||
#define IOBASE_IO 2
|
||||
#define IOBASE_ISA_IO 3
|
||||
#define IOBASE_ISA_MEM 4
|
||||
|
||||
asmlinkage int sys32_pciconfig_iobase(u32 which, u32 in_bus, u32 in_devfn)
|
||||
{
|
||||
#ifdef CONFIG_PCI
|
||||
struct pci_controller* hose;
|
||||
struct list_head *ln;
|
||||
struct pci_bus *bus = NULL;
|
||||
struct device_node *hose_node;
|
||||
|
||||
/* Argh ! Please forgive me for that hack, but that's the
|
||||
* simplest way to get existing XFree to not lockup on some
|
||||
* G5 machines... So when something asks for bus 0 io base
|
||||
* (bus 0 is HT root), we return the AGP one instead.
|
||||
*/
|
||||
#ifdef CONFIG_PPC_PMAC
|
||||
if (systemcfg->platform == PLATFORM_POWERMAC &&
|
||||
machine_is_compatible("MacRISC4"))
|
||||
if (in_bus == 0)
|
||||
in_bus = 0xf0;
|
||||
#endif /* CONFIG_PPC_PMAC */
|
||||
|
||||
/* That syscall isn't quite compatible with PCI domains, but it's
|
||||
* used on pre-domains setup. We return the first match
|
||||
*/
|
||||
|
||||
for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
|
||||
bus = pci_bus_b(ln);
|
||||
if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
|
||||
break;
|
||||
bus = NULL;
|
||||
}
|
||||
if (bus == NULL || bus->sysdata == NULL)
|
||||
return -ENODEV;
|
||||
|
||||
hose_node = (struct device_node *)bus->sysdata;
|
||||
hose = hose_node->phb;
|
||||
|
||||
switch (which) {
|
||||
case IOBASE_BRIDGE_NUMBER:
|
||||
return (long)hose->first_busno;
|
||||
case IOBASE_MEMORY:
|
||||
return (long)hose->pci_mem_offset;
|
||||
case IOBASE_IO:
|
||||
return (long)hose->io_base_phys;
|
||||
case IOBASE_ISA_IO:
|
||||
return (long)isa_io_base;
|
||||
case IOBASE_ISA_MEM:
|
||||
return -EINVAL;
|
||||
}
|
||||
#endif /* CONFIG_PCI */
|
||||
return -EOPNOTSUPP;
|
||||
return sys_pciconfig_iobase(which, in_bus, in_devfn);
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -46,10 +46,6 @@
|
||||
|
||||
extern unsigned long wall_jiffies;
|
||||
|
||||
void
|
||||
check_bugs(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*
|
||||
* sys_ipc() is the de-multiplexer for the SysV IPC calls..
|
||||
|
||||
@ -276,7 +276,7 @@ static void iommu_dev_setup_u3(struct pci_dev *dev)
|
||||
dn = pci_device_to_OF_node(dev);
|
||||
|
||||
if (dn)
|
||||
dn->iommu_table = &iommu_table_u3;
|
||||
PCI_DN(dn)->iommu_table = &iommu_table_u3;
|
||||
}
|
||||
|
||||
static void iommu_bus_setup_u3(struct pci_bus *bus)
|
||||
@ -291,7 +291,7 @@ static void iommu_bus_setup_u3(struct pci_bus *bus)
|
||||
dn = pci_bus_to_OF_node(bus);
|
||||
|
||||
if (dn)
|
||||
dn->iommu_table = &iommu_table_u3;
|
||||
PCI_DN(dn)->iommu_table = &iommu_table_u3;
|
||||
}
|
||||
|
||||
static void iommu_dev_setup_null(struct pci_dev *dev) { }
|
||||
|
||||
@ -158,14 +158,20 @@ static struct console udbg_console = {
|
||||
.index = -1,
|
||||
};
|
||||
|
||||
static int early_console_initialized;
|
||||
|
||||
void __init disable_early_printk(void)
|
||||
{
|
||||
if (!early_console_initialized)
|
||||
return;
|
||||
unregister_console(&udbg_console);
|
||||
early_console_initialized = 0;
|
||||
}
|
||||
|
||||
/* called by setup_system */
|
||||
void register_early_udbg_console(void)
|
||||
{
|
||||
early_console_initialized = 1;
|
||||
register_console(&udbg_console);
|
||||
}
|
||||
|
||||
|
||||
@ -554,12 +554,12 @@ void __init do_init_bootmem(void)
|
||||
* present.
|
||||
*/
|
||||
for (i=0; i < lmb.memory.cnt; i++)
|
||||
free_bootmem(lmb_start_pfn(&lmb.memory, i),
|
||||
free_bootmem(lmb.memory.region[i].base,
|
||||
lmb_size_bytes(&lmb.memory, i));
|
||||
|
||||
/* reserve the sections we're already using */
|
||||
for (i=0; i < lmb.reserved.cnt; i++)
|
||||
reserve_bootmem(lmb_start_pfn(&lmb.reserved, i),
|
||||
reserve_bootmem(lmb.reserved.region[i].base,
|
||||
lmb_size_bytes(&lmb.reserved, i));
|
||||
|
||||
for (i=0; i < lmb.memory.cnt; i++)
|
||||
|
||||
@ -134,7 +134,8 @@ static void rpadlpar_claim_one_bus(struct pci_bus *b)
|
||||
static int pci_add_secondary_bus(struct device_node *dn,
|
||||
struct pci_dev *bridge_dev)
|
||||
{
|
||||
struct pci_controller *hose = dn->phb;
|
||||
struct pci_dn *pdn = dn->data;
|
||||
struct pci_controller *hose = pdn->phb;
|
||||
struct pci_bus *child;
|
||||
u8 sec_busno;
|
||||
|
||||
@ -159,7 +160,7 @@ static int pci_add_secondary_bus(struct device_node *dn,
|
||||
if (hose->last_busno < child->number)
|
||||
hose->last_busno = child->number;
|
||||
|
||||
dn->bussubno = child->number;
|
||||
pdn->bussubno = child->number;
|
||||
|
||||
/* ioremap() for child bus, which may or may not succeed */
|
||||
remap_bus_range(child);
|
||||
@ -183,11 +184,12 @@ static struct pci_dev *dlpar_find_new_dev(struct pci_bus *parent,
|
||||
|
||||
static struct pci_dev *dlpar_pci_add_bus(struct device_node *dn)
|
||||
{
|
||||
struct pci_controller *hose = dn->phb;
|
||||
struct pci_dn *pdn = dn->data;
|
||||
struct pci_controller *hose = pdn->phb;
|
||||
struct pci_dev *dev = NULL;
|
||||
|
||||
/* Scan phb bus for EADS device, adding new one to bus->devices */
|
||||
if (!pci_scan_single_device(hose->bus, dn->devfn)) {
|
||||
if (!pci_scan_single_device(hose->bus, pdn->devfn)) {
|
||||
printk(KERN_ERR "%s: found no device on bus\n", __FUNCTION__);
|
||||
return NULL;
|
||||
}
|
||||
@ -269,6 +271,7 @@ static int dlpar_remove_root_bus(struct pci_controller *phb)
|
||||
static int dlpar_remove_phb(char *drc_name, struct device_node *dn)
|
||||
{
|
||||
struct slot *slot;
|
||||
struct pci_dn *pdn;
|
||||
int rc = 0;
|
||||
|
||||
if (!rpaphp_find_pci_bus(dn))
|
||||
@ -285,12 +288,13 @@ static int dlpar_remove_phb(char *drc_name, struct device_node *dn)
|
||||
}
|
||||
}
|
||||
|
||||
BUG_ON(!dn->phb);
|
||||
rc = dlpar_remove_root_bus(dn->phb);
|
||||
pdn = dn->data;
|
||||
BUG_ON(!pdn || !pdn->phb);
|
||||
rc = dlpar_remove_root_bus(pdn->phb);
|
||||
if (rc < 0)
|
||||
return rc;
|
||||
|
||||
dn->phb = NULL;
|
||||
pdn->phb = NULL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -299,7 +303,7 @@ static int dlpar_add_phb(char *drc_name, struct device_node *dn)
|
||||
{
|
||||
struct pci_controller *phb;
|
||||
|
||||
if (dn->phb) {
|
||||
if (PCI_DN(dn)->phb) {
|
||||
/* PHB already exists */
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
@ -51,10 +51,12 @@ static struct pci_bus *find_bus_among_children(struct pci_bus *bus,
|
||||
|
||||
struct pci_bus *rpaphp_find_pci_bus(struct device_node *dn)
|
||||
{
|
||||
if (!dn->phb || !dn->phb->bus)
|
||||
struct pci_dn *pdn = dn->data;
|
||||
|
||||
if (!pdn || !pdn->phb || !pdn->phb->bus)
|
||||
return NULL;
|
||||
|
||||
return find_bus_among_children(dn->phb->bus, dn);
|
||||
return find_bus_among_children(pdn->phb->bus, dn);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(rpaphp_find_pci_bus);
|
||||
|
||||
@ -229,7 +231,7 @@ rpaphp_pci_config_slot(struct pci_bus *bus)
|
||||
if (!dn || !dn->child)
|
||||
return NULL;
|
||||
|
||||
slotno = PCI_SLOT(dn->child->devfn);
|
||||
slotno = PCI_SLOT(PCI_DN(dn->child)->devfn);
|
||||
|
||||
/* pci_scan_slot should find all children */
|
||||
num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
|
||||
|
||||
@ -363,7 +363,7 @@ static void __init offb_init_nodriver(struct device_node *dp)
|
||||
address = (u_long) dp->addrs[i].address;
|
||||
|
||||
#ifdef CONFIG_PPC64
|
||||
address += dp->phb->pci_mem_offset;
|
||||
address += ((struct pci_dn *)dp->data)->phb->pci_mem_offset;
|
||||
#endif
|
||||
|
||||
/* kludge for valkyrie */
|
||||
|
||||
@ -1,10 +1,10 @@
|
||||
#ifndef _ASM_POWERPC_8253PIT_H
|
||||
#define _ASM_POWERPC_8253PIT_H
|
||||
|
||||
/*
|
||||
* 8253/8254 Programmable Interval Timer
|
||||
*/
|
||||
|
||||
#ifndef _8253PIT_H
|
||||
#define _8253PIT_H
|
||||
|
||||
#define PIT_TICK_RATE 1193182UL
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_8253PIT_H */
|
||||
|
||||
@ -1,10 +1,8 @@
|
||||
#ifndef AGP_H
|
||||
#define AGP_H 1
|
||||
#ifndef _ASM_POWERPC_AGP_H
|
||||
#define _ASM_POWERPC_AGP_H
|
||||
|
||||
#include <asm/io.h>
|
||||
|
||||
/* nothing much needed here */
|
||||
|
||||
#define map_page_into_agp(page)
|
||||
#define unmap_page_from_agp(page)
|
||||
#define flush_agp_mappings()
|
||||
@ -20,4 +18,4 @@
|
||||
#define free_gatt_pages(table, order) \
|
||||
free_pages((unsigned long)(table), (order))
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_AGP_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_BUGS_H
|
||||
#define _POWERPC_BUGS_H
|
||||
#ifndef _ASM_POWERPC_BUGS_H
|
||||
#define _ASM_POWERPC_BUGS_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -13,6 +13,6 @@
|
||||
* architecture-dependent bugs.
|
||||
*/
|
||||
|
||||
extern void check_bugs(void);
|
||||
static inline void check_bugs(void) { }
|
||||
|
||||
#endif /* _POWERPC_BUGS_H */
|
||||
#endif /* _ASM_POWERPC_BUGS_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _PPC_ERRNO_H
|
||||
#define _PPC_ERRNO_H
|
||||
#ifndef _ASM_POWERPC_ERRNO_H
|
||||
#define _ASM_POWERPC_ERRNO_H
|
||||
|
||||
#include <asm-generic/errno.h>
|
||||
|
||||
@ -8,4 +8,4 @@
|
||||
|
||||
#define _LAST_ERRNO 516
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_ERRNO_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _PPC_IOCTL_H
|
||||
#define _PPC_IOCTL_H
|
||||
#ifndef _ASM_POWERPC_IOCTL_H
|
||||
#define _ASM_POWERPC_IOCTL_H
|
||||
|
||||
|
||||
/*
|
||||
@ -66,4 +66,4 @@ extern unsigned int __invalid_size_argument_for_IOC;
|
||||
#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT)
|
||||
#define IOCSIZE_SHIFT (_IOC_SIZESHIFT)
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_IOCTL_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _ASM_PPC_IOCTLS_H
|
||||
#define _ASM_PPC_IOCTLS_H
|
||||
#ifndef _ASM_POWERPC_IOCTLS_H
|
||||
#define _ASM_POWERPC_IOCTLS_H
|
||||
|
||||
#include <asm/ioctl.h>
|
||||
|
||||
@ -104,4 +104,4 @@
|
||||
#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */
|
||||
#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
|
||||
|
||||
#endif /* _ASM_PPC_IOCTLS_H */
|
||||
#endif /* _ASM_POWERPC_IOCTLS_H */
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
#ifndef __ASM_LINKAGE_H
|
||||
#define __ASM_LINKAGE_H
|
||||
#ifndef _ASM_POWERPC_LINKAGE_H
|
||||
#define _ASM_POWERPC_LINKAGE_H
|
||||
|
||||
/* Nothing to see here... */
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_LINKAGE_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_MC146818RTC_H
|
||||
#define _POWERPC_MC146818RTC_H
|
||||
#ifndef _ASM_POWERPC_MC146818RTC_H
|
||||
#define _ASM_POWERPC_MC146818RTC_H
|
||||
|
||||
/*
|
||||
* Machine dependent access functions for RTC registers.
|
||||
@ -33,4 +33,4 @@ outb_p((val),RTC_PORT(1)); \
|
||||
})
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _POWERPC_MC146818RTC_H */
|
||||
#endif /* _ASM_POWERPC_MC146818RTC_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_MMAN_H
|
||||
#define _POWERPC_MMAN_H
|
||||
#ifndef _ASM_POWERPC_MMAN_H
|
||||
#define _ASM_POWERPC_MMAN_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -49,4 +49,4 @@
|
||||
#define MAP_ANON MAP_ANONYMOUS
|
||||
#define MAP_FILE 0
|
||||
|
||||
#endif /* _POWERPC_MMAN_H */
|
||||
#endif /* _ASM_POWERPC_MMAN_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_MODULE_H
|
||||
#define _POWERPC_MODULE_H
|
||||
#ifndef _ASM_POWERPC_MODULE_H
|
||||
#define _ASM_POWERPC_MODULE_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -74,4 +74,4 @@ struct exception_table_entry;
|
||||
void sort_ex_table(struct exception_table_entry *start,
|
||||
struct exception_table_entry *finish);
|
||||
|
||||
#endif /* _POWERPC_MODULE_H */
|
||||
#endif /* _ASM_POWERPC_MODULE_H */
|
||||
|
||||
@ -1,17 +1,25 @@
|
||||
#ifndef _PPC_MSGBUF_H
|
||||
#define _PPC_MSGBUF_H
|
||||
#ifndef _ASM_POWERPC_MSGBUF_H
|
||||
#define _ASM_POWERPC_MSGBUF_H
|
||||
|
||||
/*
|
||||
* The msqid64_ds structure for the PPC architecture.
|
||||
* The msqid64_ds structure for the PowerPC architecture.
|
||||
* Note extra padding because this structure is passed back and forth
|
||||
* between kernel and user space.
|
||||
*/
|
||||
|
||||
struct msqid64_ds {
|
||||
struct ipc64_perm msg_perm;
|
||||
#ifndef __powerpc64__
|
||||
unsigned int __unused1;
|
||||
#endif
|
||||
__kernel_time_t msg_stime; /* last msgsnd time */
|
||||
#ifndef __powerpc64__
|
||||
unsigned int __unused2;
|
||||
#endif
|
||||
__kernel_time_t msg_rtime; /* last msgrcv time */
|
||||
#ifndef __powerpc64__
|
||||
unsigned int __unused3;
|
||||
#endif
|
||||
__kernel_time_t msg_ctime; /* last change time */
|
||||
unsigned long msg_cbytes; /* current number of bytes on queue */
|
||||
unsigned long msg_qnum; /* number of messages in queue */
|
||||
@ -22,4 +30,4 @@ struct msqid64_ds {
|
||||
unsigned long __unused5;
|
||||
};
|
||||
|
||||
#endif /* _PPC_MSGBUF_H */
|
||||
#endif /* _ASM_POWERPC_MSGBUF_H */
|
||||
@ -1,14 +1,14 @@
|
||||
#ifndef _ASM_POWERPC_NAMEI_H
|
||||
#define _ASM_POWERPC_NAMEI_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
|
||||
/*
|
||||
* include/asm-ppc/namei.h
|
||||
* Adapted from include/asm-alpha/namei.h
|
||||
*
|
||||
* Included from fs/namei.c
|
||||
*/
|
||||
|
||||
#ifdef __KERNEL__
|
||||
#ifndef __PPC_NAMEI_H
|
||||
#define __PPC_NAMEI_H
|
||||
|
||||
/* This dummy routine maybe changed to something useful
|
||||
* for /usr/gnemul/ emulation stuff.
|
||||
* Look at asm-sparc/namei.h for details.
|
||||
@ -16,5 +16,5 @@
|
||||
|
||||
#define __emul_prefix() NULL
|
||||
|
||||
#endif /* __PPC_NAMEI_H */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_POWERPC_NAMEI_H */
|
||||
|
||||
@ -1,10 +1,10 @@
|
||||
#ifndef _ASM_PPC_PARAM_H
|
||||
#define _ASM_PPC_PARAM_H
|
||||
#ifndef _ASM_POWERPC_PARAM_H
|
||||
#define _ASM_POWERPC_PARAM_H
|
||||
|
||||
#include <linux/config.h>
|
||||
|
||||
#ifdef __KERNEL__
|
||||
#define HZ CONFIG_HZ /* internal timer frequency */
|
||||
#define HZ CONFIG_HZ /* internal kernel timer frequency */
|
||||
#define USER_HZ 100 /* for user interfaces in "ticks" */
|
||||
#define CLOCKS_PER_SEC (USER_HZ) /* frequency at which times() counts */
|
||||
#endif /* __KERNEL__ */
|
||||
@ -21,4 +21,4 @@
|
||||
|
||||
#define MAXHOSTNAMELEN 64 /* max length of hostname */
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_PARAM_H */
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef __PPC_POLL_H
|
||||
#define __PPC_POLL_H
|
||||
#ifndef _ASM_POWERPC_POLL_H
|
||||
#define _ASM_POWERPC_POLL_H
|
||||
|
||||
#define POLLIN 0x0001
|
||||
#define POLLPRI 0x0002
|
||||
@ -20,4 +20,4 @@ struct pollfd {
|
||||
short revents;
|
||||
};
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_POLL_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_SEMBUF_H
|
||||
#define _POWERPC_SEMBUF_H
|
||||
#ifndef _ASM_POWERPC_SEMBUF_H
|
||||
#define _ASM_POWERPC_SEMBUF_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -33,4 +33,4 @@ struct semid64_ds {
|
||||
unsigned long __unused4;
|
||||
};
|
||||
|
||||
#endif /* _POWERPC_SEMBUF_H */
|
||||
#endif /* _ASM_POWERPC_SEMBUF_H */
|
||||
|
||||
9
include/asm-powerpc/setup.h
Normal file
9
include/asm-powerpc/setup.h
Normal file
@ -0,0 +1,9 @@
|
||||
#ifndef _ASM_POWERPC_SETUP_H
|
||||
#define _ASM_POWERPC_SETUP_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
|
||||
#define COMMAND_LINE_SIZE 512
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_POWERPC_SETUP_H */
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_SHMBUF_H
|
||||
#define _POWERPC_SHMBUF_H
|
||||
#ifndef _ASM_POWERPC_SHMBUF_H
|
||||
#define _ASM_POWERPC_SHMBUF_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -21,19 +21,19 @@
|
||||
|
||||
struct shmid64_ds {
|
||||
struct ipc64_perm shm_perm; /* operation perms */
|
||||
#ifndef __power64__
|
||||
#ifndef __powerpc64__
|
||||
unsigned long __unused1;
|
||||
#endif
|
||||
__kernel_time_t shm_atime; /* last attach time */
|
||||
#ifndef __power64__
|
||||
#ifndef __powerpc64__
|
||||
unsigned long __unused2;
|
||||
#endif
|
||||
__kernel_time_t shm_dtime; /* last detach time */
|
||||
#ifndef __power64__
|
||||
#ifndef __powerpc64__
|
||||
unsigned long __unused3;
|
||||
#endif
|
||||
__kernel_time_t shm_ctime; /* last change time */
|
||||
#ifndef __power64__
|
||||
#ifndef __powerpc64__
|
||||
unsigned long __unused4;
|
||||
#endif
|
||||
size_t shm_segsz; /* size of segment (bytes) */
|
||||
@ -56,4 +56,4 @@ struct shminfo64 {
|
||||
unsigned long __unused4;
|
||||
};
|
||||
|
||||
#endif /* _POWERPC_SHMBUF_H */
|
||||
#endif /* _ASM_POWERPC_SHMBUF_H */
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
#ifndef _PPC_SHMPARAM_H
|
||||
#define _PPC_SHMPARAM_H
|
||||
#ifndef _ASM_POWERPC_SHMPARAM_H
|
||||
#define _ASM_POWERPC_SHMPARAM_H
|
||||
|
||||
#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */
|
||||
|
||||
#endif /* _PPC_SHMPARAM_H */
|
||||
#endif /* _ASM_POWERPC_SHMPARAM_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_SIGINFO_H
|
||||
#define _POWERPC_SIGINFO_H
|
||||
#ifndef _ASM_POWERPC_SIGINFO_H
|
||||
#define _ASM_POWERPC_SIGINFO_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -15,4 +15,4 @@
|
||||
|
||||
#include <asm-generic/siginfo.h>
|
||||
|
||||
#endif /* _POWERPC_SIGINFO_H */
|
||||
#endif /* _ASM_POWERPC_SIGINFO_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_SOCKET_H
|
||||
#define _POWERPC_SOCKET_H
|
||||
#ifndef _ASM_POWERPC_SOCKET_H
|
||||
#define _ASM_POWERPC_SOCKET_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -56,4 +56,4 @@
|
||||
|
||||
#define SO_PEERSEC 31
|
||||
|
||||
#endif /* _POWERPC_SOCKET_H */
|
||||
#endif /* _ASM_POWERPC_SOCKET_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_SOCKIOS_H
|
||||
#define _POWERPC_SOCKIOS_H
|
||||
#ifndef _ASM_POWERPC_SOCKIOS_H
|
||||
#define _ASM_POWERPC_SOCKIOS_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -16,4 +16,4 @@
|
||||
#define SIOCATMARK 0x8905
|
||||
#define SIOCGSTAMP 0x8906 /* Get stamp */
|
||||
|
||||
#endif /* _POWERPC_SOCKIOS_H */
|
||||
#endif /* _ASM_POWERPC_SOCKIOS_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _PPC_STRING_H_
|
||||
#define _PPC_STRING_H_
|
||||
#ifndef _ASM_POWERPC_STRING_H
|
||||
#define _ASM_POWERPC_STRING_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
|
||||
@ -29,4 +29,4 @@ extern void * memchr(const void *,int,__kernel_size_t);
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
|
||||
#endif
|
||||
#endif /* _ASM_POWERPC_STRING_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_TERMBITS_H
|
||||
#define _POWERPC_TERMBITS_H
|
||||
#ifndef _ASM_POWERPC_TERMBITS_H
|
||||
#define _ASM_POWERPC_TERMBITS_H
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
@ -188,4 +188,4 @@ struct termios {
|
||||
#define TCSADRAIN 1
|
||||
#define TCSAFLUSH 2
|
||||
|
||||
#endif /* _POWERPC_TERMBITS_H */
|
||||
#endif /* _ASM_POWERPC_TERMBITS_H */
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
#ifndef _POWERPC_TERMIOS_H
|
||||
#define _POWERPC_TERMIOS_H
|
||||
#ifndef _ASM_POWERPC_TERMIOS_H
|
||||
#define _ASM_POWERPC_TERMIOS_H
|
||||
|
||||
/*
|
||||
* Liberally adapted from alpha/termios.h. In particular, the c_cc[]
|
||||
@ -233,4 +233,4 @@ struct termio {
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
|
||||
#endif /* _POWERPC_TERMIOS_H */
|
||||
#endif /* _ASM_POWERPC_TERMIOS_H */
|
||||
|
||||
@ -1,11 +1,11 @@
|
||||
/*
|
||||
* include/asm-ppc/timex.h
|
||||
*
|
||||
* ppc architecture timex specifications
|
||||
*/
|
||||
#ifndef _ASM_POWERPC_TIMEX_H
|
||||
#define _ASM_POWERPC_TIMEX_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
#ifndef _ASMppc_TIMEX_H
|
||||
#define _ASMppc_TIMEX_H
|
||||
|
||||
/*
|
||||
* PowerPC architecture timex specifications
|
||||
*/
|
||||
|
||||
#include <linux/config.h>
|
||||
#include <asm/cputable.h>
|
||||
@ -14,14 +14,21 @@
|
||||
|
||||
typedef unsigned long cycles_t;
|
||||
|
||||
/*
|
||||
* For the "cycle" counter we use the timebase lower half.
|
||||
* Currently only used on SMP.
|
||||
*/
|
||||
|
||||
static inline cycles_t get_cycles(void)
|
||||
{
|
||||
cycles_t ret = 0;
|
||||
cycles_t ret;
|
||||
|
||||
#ifdef __powerpc64__
|
||||
|
||||
__asm__ __volatile__("mftb %0" : "=r" (ret) : );
|
||||
|
||||
#else
|
||||
/*
|
||||
* For the "cycle" counter we use the timebase lower half.
|
||||
* Currently only used on SMP.
|
||||
*/
|
||||
|
||||
ret = 0;
|
||||
|
||||
__asm__ __volatile__(
|
||||
"98: mftb %0\n"
|
||||
@ -33,8 +40,10 @@ static inline cycles_t get_cycles(void)
|
||||
" .long 99b\n"
|
||||
".previous"
|
||||
: "=r" (ret) : "i" (CPU_FTR_601));
|
||||
#endif
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_POWERPC_TIMEX_H */
|
||||
@ -1,11 +1,12 @@
|
||||
#ifndef _ASM_PPC64_TOPOLOGY_H
|
||||
#define _ASM_PPC64_TOPOLOGY_H
|
||||
#ifndef _ASM_POWERPC_TOPOLOGY_H
|
||||
#define _ASM_POWERPC_TOPOLOGY_H
|
||||
|
||||
#include <linux/config.h>
|
||||
#include <asm/mmzone.h>
|
||||
|
||||
#ifdef CONFIG_NUMA
|
||||
|
||||
#include <asm/mmzone.h>
|
||||
|
||||
static inline int cpu_to_node(int cpu)
|
||||
{
|
||||
int node;
|
||||
@ -66,4 +67,4 @@ static inline int node_to_first_cpu(int node)
|
||||
|
||||
#endif /* CONFIG_NUMA */
|
||||
|
||||
#endif /* _ASM_PPC64_TOPOLOGY_H */
|
||||
#endif /* _ASM_POWERPC_TOPOLOGY_H */
|
||||
@ -1,6 +1,7 @@
|
||||
#ifndef _ASM_POWERPC_UNALIGNED_H
|
||||
#define _ASM_POWERPC_UNALIGNED_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
#ifndef __PPC_UNALIGNED_H
|
||||
#define __PPC_UNALIGNED_H
|
||||
|
||||
/*
|
||||
* The PowerPC can do unaligned accesses itself in big endian mode.
|
||||
@ -14,5 +15,5 @@
|
||||
|
||||
#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) ))
|
||||
|
||||
#endif
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_POWERPC_UNALIGNED_H */
|
||||
|
||||
@ -1,13 +1,14 @@
|
||||
#ifndef _ASM_POWERPC_USER_H
|
||||
#define _ASM_POWERPC_USER_H
|
||||
|
||||
#ifdef __KERNEL__
|
||||
#ifndef _PPC_USER_H
|
||||
#define _PPC_USER_H
|
||||
|
||||
/* Adapted from <asm-alpha/user.h> */
|
||||
|
||||
#include <linux/ptrace.h>
|
||||
#include <asm/ptrace.h>
|
||||
#include <asm/page.h>
|
||||
|
||||
/*
|
||||
* Adapted from <asm-alpha/user.h>
|
||||
*
|
||||
* Core file format: The core file is written in such a way that gdb
|
||||
* can understand it and provide useful information to the user (under
|
||||
* linux we use the `trad-core' bfd, NOT the osf-core). The file contents
|
||||
@ -50,5 +51,5 @@ struct user {
|
||||
#define HOST_DATA_START_ADDR (u.start_data)
|
||||
#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
|
||||
|
||||
#endif /* _PPC_USER_H */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_POWERPC_USER_H */
|
||||
@ -1,14 +0,0 @@
|
||||
#ifdef __KERNEL__
|
||||
#ifndef _PPC_SETUP_H
|
||||
#define _PPC_SETUP_H
|
||||
|
||||
#define m68k_num_memory num_memory
|
||||
#define m68k_memory memory
|
||||
|
||||
#include <asm-m68k/setup.h>
|
||||
/* We have a bigger command line buffer. */
|
||||
#undef COMMAND_LINE_SIZE
|
||||
#define COMMAND_LINE_SIZE 512
|
||||
|
||||
#endif /* _PPC_SETUP_H */
|
||||
#endif /* __KERNEL__ */
|
||||
@ -1,6 +0,0 @@
|
||||
#ifndef _ASM_PPC_TOPOLOGY_H
|
||||
#define _ASM_PPC_TOPOLOGY_H
|
||||
|
||||
#include <asm-generic/topology.h>
|
||||
|
||||
#endif /* _ASM_PPC_TOPOLOGY_H */
|
||||
@ -1,27 +0,0 @@
|
||||
#ifndef _PPC64_MSGBUF_H
|
||||
#define _PPC64_MSGBUF_H
|
||||
|
||||
/*
|
||||
* The msqid64_ds structure for the PPC architecture.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation; either version
|
||||
* 2 of the License, or (at your option) any later version.
|
||||
*/
|
||||
|
||||
struct msqid64_ds {
|
||||
struct ipc64_perm msg_perm;
|
||||
__kernel_time_t msg_stime; /* last msgsnd time */
|
||||
__kernel_time_t msg_rtime; /* last msgrcv time */
|
||||
__kernel_time_t msg_ctime; /* last change time */
|
||||
unsigned long msg_cbytes; /* current number of bytes on queue */
|
||||
unsigned long msg_qnum; /* number of messages in queue */
|
||||
unsigned long msg_qbytes; /* max number of bytes on queue */
|
||||
__kernel_pid_t msg_lspid; /* pid of last msgsnd */
|
||||
__kernel_pid_t msg_lrpid; /* last receive pid */
|
||||
unsigned long __unused1;
|
||||
unsigned long __unused2;
|
||||
};
|
||||
|
||||
#endif /* _PPC64_MSGBUF_H */
|
||||
@ -1,31 +0,0 @@
|
||||
#ifndef _ASM_PPC64_PARAM_H
|
||||
#define _ASM_PPC64_PARAM_H
|
||||
|
||||
#include <linux/config.h>
|
||||
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation; either version
|
||||
* 2 of the License, or (at your option) any later version.
|
||||
*/
|
||||
|
||||
#ifdef __KERNEL__
|
||||
# define HZ CONFIG_HZ /* Internal kernel timer frequency */
|
||||
# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
|
||||
# define CLOCKS_PER_SEC (USER_HZ) /* like times() */
|
||||
#endif
|
||||
|
||||
#ifndef HZ
|
||||
#define HZ 100
|
||||
#endif
|
||||
|
||||
#define EXEC_PAGESIZE 4096
|
||||
|
||||
#ifndef NOGROUP
|
||||
#define NOGROUP (-1)
|
||||
#endif
|
||||
|
||||
#define MAXHOSTNAMELEN 64 /* max length of hostname */
|
||||
|
||||
#endif /* _ASM_PPC64_PARAM_H */
|
||||
@ -48,19 +48,52 @@ struct pci_controller {
|
||||
unsigned long dma_window_size;
|
||||
};
|
||||
|
||||
/*
|
||||
* PCI stuff, for nodes representing PCI devices, pointed to
|
||||
* by device_node->data.
|
||||
*/
|
||||
struct pci_controller;
|
||||
struct iommu_table;
|
||||
|
||||
struct pci_dn {
|
||||
int busno; /* for pci devices */
|
||||
int bussubno; /* for pci devices */
|
||||
int devfn; /* for pci devices */
|
||||
int eeh_mode; /* See eeh.h for possible EEH_MODEs */
|
||||
int eeh_config_addr;
|
||||
int eeh_capable; /* from firmware */
|
||||
int eeh_check_count; /* # times driver ignored error */
|
||||
int eeh_freeze_count; /* # times this device froze up. */
|
||||
int eeh_is_bridge; /* device is pci-to-pci bridge */
|
||||
|
||||
int pci_ext_config_space; /* for pci devices */
|
||||
struct pci_controller *phb; /* for pci devices */
|
||||
struct iommu_table *iommu_table; /* for phb's or bridges */
|
||||
struct pci_dev *pcidev; /* back-pointer to the pci device */
|
||||
struct device_node *node; /* back-pointer to the device_node */
|
||||
u32 config_space[16]; /* saved PCI config space */
|
||||
};
|
||||
|
||||
/* Get the pointer to a device_node's pci_dn */
|
||||
#define PCI_DN(dn) ((struct pci_dn *) (dn)->data)
|
||||
|
||||
struct device_node *fetch_dev_dn(struct pci_dev *dev);
|
||||
|
||||
/* Get a device_node from a pci_dev. This code must be fast except in the case
|
||||
* where the sysdata is incorrect and needs to be fixed up (hopefully just once)
|
||||
/* Get a device_node from a pci_dev. This code must be fast except
|
||||
* in the case where the sysdata is incorrect and needs to be fixed
|
||||
* up (this will only happen once).
|
||||
* In this case the sysdata will have been inherited from a PCI host
|
||||
* bridge or a PCI-PCI bridge further up the tree, so it will point
|
||||
* to a valid struct pci_dn, just not the one we want.
|
||||
*/
|
||||
static inline struct device_node *pci_device_to_OF_node(struct pci_dev *dev)
|
||||
{
|
||||
struct device_node *dn = dev->sysdata;
|
||||
struct pci_dn *pdn = dn->data;
|
||||
|
||||
if (dn->devfn == dev->devfn && dn->busno == dev->bus->number)
|
||||
if (pdn && pdn->devfn == dev->devfn && pdn->busno == dev->bus->number)
|
||||
return dn; /* fast path. sysdata is good */
|
||||
else
|
||||
return fetch_dev_dn(dev);
|
||||
return fetch_dev_dn(dev);
|
||||
}
|
||||
|
||||
static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)
|
||||
@ -83,7 +116,7 @@ static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus)
|
||||
struct device_node *busdn = bus->sysdata;
|
||||
|
||||
BUG_ON(busdn == NULL);
|
||||
return busdn->phb;
|
||||
return PCI_DN(busdn)->phb;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
@ -116,14 +116,6 @@ struct property {
|
||||
struct property *next;
|
||||
};
|
||||
|
||||
/* NOTE: the device_node contains PCI specific info for pci devices.
|
||||
* This perhaps could be hung off the device_node with another struct,
|
||||
* but for now it is directly in the node. The phb ptr is a good
|
||||
* indication of a real PCI node. Other nodes leave these fields zeroed.
|
||||
*/
|
||||
struct pci_controller;
|
||||
struct iommu_table;
|
||||
|
||||
struct device_node {
|
||||
char *name;
|
||||
char *type;
|
||||
@ -135,16 +127,6 @@ struct device_node {
|
||||
struct interrupt_info *intrs;
|
||||
char *full_name;
|
||||
|
||||
/* PCI stuff probably doesn't belong here */
|
||||
int busno; /* for pci devices */
|
||||
int bussubno; /* for pci devices */
|
||||
int devfn; /* for pci devices */
|
||||
int eeh_mode; /* See eeh.h for possible EEH_MODEs */
|
||||
int eeh_config_addr;
|
||||
int pci_ext_config_space; /* for pci devices */
|
||||
struct pci_controller *phb; /* for pci devices */
|
||||
struct iommu_table *iommu_table; /* for phb's or bridges */
|
||||
|
||||
struct property *properties;
|
||||
struct device_node *parent;
|
||||
struct device_node *child;
|
||||
@ -154,6 +136,7 @@ struct device_node {
|
||||
struct proc_dir_entry *pde; /* this node's proc directory */
|
||||
struct kref kref;
|
||||
unsigned long _flags;
|
||||
void *data;
|
||||
};
|
||||
|
||||
extern struct device_node *of_chosen;
|
||||
|
||||
@ -1,6 +0,0 @@
|
||||
#ifndef __PPC64_SEGMENT_H
|
||||
#define __PPC64_SEGMENT_H
|
||||
|
||||
/* Only here because we have some old header files that expect it.. */
|
||||
|
||||
#endif /* __PPC64_SEGMENT_H */
|
||||
@ -1,6 +0,0 @@
|
||||
#ifndef _PPC_SETUP_H
|
||||
#define _PPC_SETUP_H
|
||||
|
||||
#define COMMAND_LINE_SIZE 512
|
||||
|
||||
#endif /* _PPC_SETUP_H */
|
||||
@ -1,26 +0,0 @@
|
||||
/*
|
||||
* linux/include/asm-ppc/timex.h
|
||||
*
|
||||
* PPC64 architecture timex specifications
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation; either version
|
||||
* 2 of the License, or (at your option) any later version.
|
||||
*/
|
||||
#ifndef _ASMPPC64_TIMEX_H
|
||||
#define _ASMPPC64_TIMEX_H
|
||||
|
||||
#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
|
||||
|
||||
typedef unsigned long cycles_t;
|
||||
|
||||
static inline cycles_t get_cycles(void)
|
||||
{
|
||||
cycles_t ret;
|
||||
|
||||
__asm__ __volatile__("mftb %0" : "=r" (ret) : );
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif
|
||||
@ -1,58 +0,0 @@
|
||||
#ifndef _PPC_USER_H
|
||||
#define _PPC_USER_H
|
||||
|
||||
/* Adapted from <asm-alpha/user.h>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation; either version
|
||||
* 2 of the License, or (at your option) any later version.
|
||||
*/
|
||||
|
||||
#include <asm/ptrace.h>
|
||||
#include <asm/page.h>
|
||||
|
||||
/*
|
||||
* Core file format: The core file is written in such a way that gdb
|
||||
* can understand it and provide useful information to the user (under
|
||||
* linux we use the `trad-core' bfd, NOT the osf-core). The file contents
|
||||
* are as follows:
|
||||
*
|
||||
* upage: 1 page consisting of a user struct that tells gdb
|
||||
* what is present in the file. Directly after this is a
|
||||
* copy of the task_struct, which is currently not used by gdb,
|
||||
* but it may come in handy at some point. All of the registers
|
||||
* are stored as part of the upage. The upage should always be
|
||||
* only one page long.
|
||||
* data: The data segment follows next. We use current->end_text to
|
||||
* current->brk to pick up all of the user variables, plus any memory
|
||||
* that may have been sbrk'ed. No attempt is made to determine if a
|
||||
* page is demand-zero or if a page is totally unused, we just cover
|
||||
* the entire range. All of the addresses are rounded in such a way
|
||||
* that an integral number of pages is written.
|
||||
* stack: We need the stack information in order to get a meaningful
|
||||
* backtrace. We need to write the data from usp to
|
||||
* current->start_stack, so we round each of these in order to be able
|
||||
* to write an integer number of pages.
|
||||
*/
|
||||
struct user {
|
||||
struct pt_regs regs; /* entire machine state */
|
||||
size_t u_tsize; /* text size (pages) */
|
||||
size_t u_dsize; /* data size (pages) */
|
||||
size_t u_ssize; /* stack size (pages) */
|
||||
unsigned long start_code; /* text starting address */
|
||||
unsigned long start_data; /* data starting address */
|
||||
unsigned long start_stack; /* stack starting address */
|
||||
long int signal; /* signal causing core dump */
|
||||
struct regs * u_ar0; /* help gdb find registers */
|
||||
unsigned long magic; /* identifies a core file */
|
||||
char u_comm[32]; /* user command name */
|
||||
};
|
||||
|
||||
#define NBPG PAGE_SIZE
|
||||
#define UPAGES 1
|
||||
#define HOST_TEXT_START_ADDR (u.start_code)
|
||||
#define HOST_DATA_START_ADDR (u.start_data)
|
||||
#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
|
||||
|
||||
#endif /* _PPC_USER_H */
|
||||
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Reference in New Issue
Block a user